The term dysfunctional uterine bleeding is used when there is heavy or irregular vaginal bleeding and where uterus, ovaries and fallopian tubes are found to be structurally and organically normal on bimanual examination. DUB occurs most commonly at the beginning and at the end of the reproductive years-shortly after the onset of menstrual cycle in an adolescent girl, when the hypothalamic ovarian axis is depressed because of low estrogen output.
Pregnancy :: Survival of the fittest – pregnancy or abortion
Reproduction is one of the basic characteristics of a living organism. By this mode it not only maintains its own harmony but also helps in propagation of its own kind. In mammals, pregnancy is the hallmark of reproduction and in humans in particular a female takes 9 months to let the fetus grow in her womb so that it becomes viable and can live or can endure the circumstances outside the womb, of course still under parents love and care.